18 And Up

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Could you imagine living in Tennessee Valley? Think about the trails we walk and hike could have been filled with cars and homes.
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Join One Tam in our effort to control invasive French broom and maintain habitat for native plants and animals along the Old Mine Trail!
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Hike through your wintery redwood forest with some fellow galfriends. This hike is designed especially for women to enjoy the outdoors and each other‰ЫЄs company!
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Join us to learn how the Fort's soldiers came together to protect the San Francisco Bay. Afterwards, you and other visitors can demonstrate your knowledge and become certified Fort Point cannoneers!
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Join us in this lecture to learn about the most effective action strategies for Greenhouse Gas mitigation, the steps needed to shepherd a bill through Congress, and the intricacies of actually issuing checks to people from the Treasury.
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Join us in this lecture on climate change with speaker Zachary Brown, PhD, Stanford University and Founding Director of Inian Island Institute, AK.
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What is happening in Marin to address climate change and what can you do to help? Learn about Marin's Climate Action Plans and programs, including 6 easy actions you and your family can take now to make a difference.
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Did you know that some grasslands on Mt. Tam are shrinking? Join us to remove shrubs to keep the grasslands open!
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Bring your family out for a free community celebration at the new Presidio Visitor Center, a gateway for incredible park adventures.
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The Park Stewardship team will lead a leisurely walk along the trails and share the folklore, medicinal uses and biology of the flowers. Spectacular views of the Pacific Ocean and a new appreciation for spring wildflowers in San Francisco are guaranteed!